Yes, cream-based sauces can effectively balance bitter herbs due to the fat content and richness, which coat the palate and mellow the bitterness.
Cream-based sauces work to counteract bitterness through a few key mechanisms. First, the high fat content in cream coats the tongue, physically reducing the perception of bitter compounds. This coating action prevents the bitter molecules from fully interacting with the taste receptors on your tongue. Second, the richness and sweetness often present in cream-based sauces (either naturally or through added ingredients like butter or a touch of sugar) provide a contrasting flavor profile that balances the bitterness. The sweetness and umami notes in the sauce can effectively mask or complement the bitter notes from herbs like kale, arugula, or dandelion greens. Finally, the smooth and velvety texture of a cream sauce can also contribute to a more pleasant overall sensory experience, further diminishing the perceived bitterness. The combination of fat, richness, and texture makes cream sauces an excellent choice for mitigating the bitterness of certain herbs.
When using cream to balance bitter herbs, consider adding a squeeze of lemon juice or a splash of vinegar. The acidity will further cut through the richness of the cream and brighten the overall flavor, preventing the sauce from becoming too heavy and one-dimensional.